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    Barnum Island, NY
    Duplex

    Barnum Island, NY Duplexes for Sale

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    Long Beach, NY Oceanside, NY East Rockaway, NY
    Renovated Two-Family Home, Island Park
    Updated: Apr 13
    Renovated Two-Family Home, Island Park

    31 Julian Place, Island Park, NY 11558

    $879,992
    0.25 AC lot
    Fully renovated legal 2‑family on an oversized corner lot at 31 Julian Place (Island Park).
    Each unit features an open floorplan with 3 bedrooms and 1.5 bathrooms, plus a custom chef’s kitchen.
    Private in‑unit laundry for both units.
    Fully finished basement with a spa‑like bathroom.
    Large fenced backyard with a deck and porch.
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    Updated Two-Family Home in Island Park
    Updated: May 13
    Updated Two-Family Home in Island Park

    14 Southard Drive, Island Park, NY 11558

    $849,000
    0.11 AC lot
    Updated 2‑family home with multiple bedrooms per unit plus formal dining and an entrance foyer
    First‑floor features include first floor bedroom, first floor full bath, hardwood flooring, crown molding, and a cozy wood‑burning fireplace
    Second unit offers two large bedrooms, ample closets, and sliders from the dining room to a private deck/balcony area
    Unfinished basement provides additional storage; public water and public sewer
    Heating is baseboard with natural gas; cooling includes window/wall units (window unit(s) and wall/window unit(s))
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    Two-Family Residential Income Building
    Two-Family Residential Income Building

    124 Quebec Road, Island Park, NY 11558

    $835,000
    0.09 AC lot

    Legal two-family home configured with multiple living and dining areas, plus multi-car driveway, full basement, and rear yard.

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    Island Park Legal Two-Family Home
    Island Park Legal Two-Family Home

    17 Marina Road, Island Park, NY 11558

    $849,000
    0.09 AC lot

    Legal two-family home in Island Park with income potential.

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    Based on your search, we've compiled 8 Potential Opportunities for your consideration. Besides 4 Active listings in Barnum Island, NY, we suggest exploring several alternatives: 4 properties in Nearby Cities

    Opportunities in Nearby Cities

    Here are 4 Similar properties we found in Nearby Locations for your consideration.

    Multi-Unit Residential Property with Driveway Parking
    Multi-Unit Residential Property with Driveway Parking

    76 2nd Avenue, East Rockaway, NY 11518

    $979,000
    0.13 AC lot

    Multi-unit property with private driveway parking, currently occupied with potential vacant delivery at closing.

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    Renovated Two-Family Home Near Beach
    Renovated Two-Family Home Near Beach

    610 Monroe Boulevard, Long Beach, NY 11561

    $889,000
    0.09 AC lot

    Pristine, renovated two-family home near the beach and boardwalk.

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    Long Beach Multifamily Property
    Long Beach Multifamily Property

    458 E fulton, Long Beach, NY 11561

    $1,299,000

    Two identical apartments, each with three bedrooms and updated kitchens.

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    Duplex Condo Near LIRR
    Duplex Condo Near LIRR

    311 Marina Pointe Drive H, East Rockaway, NY 11518

    $645,000
    1,600 sqft

    Duplex condo with modern amenities, near transportation and conveniences.

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    Barnum Island, NY Duplexes Market Trends and Statistics

    Explore 4 duplexes for sale in Barnum Island, NY, showcased through 4 active listings on our real estate platform. These investment opportunities span a total of 0 square feet of properties for sale, with an estimated market value of $3,412,992.

    Sale prices for duplexes in Barnum Island, NY start at $835,000, averaging $853,248, and reaching up to $879,992 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you stay ahead with the latest data and market trends.

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    Top Commercial Asset Segments

    Commercial property segments ranked by active listings on the market

    Duplexes 4
    Quadplexes 1

    Demographics Overview

    Population 8,532
    Population Growth (5Y) +3.8%
    Median Household Income $109,443
    College Educated 50.0%

    Listings Trend

    New vs delisted commercial listings in Nassau County

    New Delisted

    Total CRE Inventory on Market (SF)

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